How to create a Ruby on Rails application (Rails 4.2.0)

This document describes the process of creating a new Ruby on Rails application from scratch, using Rails version 4.2.0. Replace MY_APP below with the name of your app, MY_NAME with your name, and MY_EMAIL with your email address.

Generating

Create and edit README.md, and LICENSE.md. For the license, use this MIT template:

The MIT License (MIT)
Copyright (c) 2015 MY_NAME <MY_EMAIL@gmail.com>
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

Commit the documentation.

git commit -am"adding documentation"

Configuring

Managing Back-end Packages

Revise Gemfile to add ruby version, and rubygems
like ‘pry’ for debugging, ‘rspec-rails’ for testing, and ‘yard’ for documentation.